Born-Digital or AnalogAnalogTranscriptmines mineral resources colorado Sangre de Cristo district. Copper belt; area of mineral land; formation. Republican denver. Apr. 21, 1882 p.6 c.l Chicago lode ore rich in gold, silver & copper. Rep. May 28, 1882 p.2 c.2CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
mines mineral resources colorado Sangre de Cristo district, [434803]. Denver Public Library Digital Collections, accessed 21/06/2025, https://digital.denverlibrary.org/nodes/view/1428426
